I just fixed all driver links on the 3dfx FAQ page.
You can download there the follow drivers:
Canopus Pure3DWindows 2000/XP drivers for Glide/OpenGL only
Canopus Pure3D IIWindows 2000/XP drivers for Glide/OpenGL only
VoodooWindows 2000/XP drivers for Glide/OpenGL only
Voodoo2Windows 2000/XP drivers for Glide/OpenGL only
Tweak-VoodooHow to setup & list of Voodoo1/2 Environment Settings.
Voodoo3/4/5Windows 2000 drivers for DirectX/Glide/OpenGL
Windows XP drivers for DirectX/Glide/OpenGL
Voodoo BansheeWindows 2000 drivers for DirectX/Glide/OpenGL
Voodoo RushWindows 2000/XP drivers
Quantum3D Obsidian(R)2 S/X Series VoodooWindows 2000/XP drivers for Glide/OpenGL
Visit 3dfx FAQ